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单词 oxammite
释义

oxammiten.

Brit. /ɒkˈsamʌɪt/, U.S. /ɑkˈsæmˌaɪt/
Origin: Formed within English, by derivation. Etymons: oxalo- comb. form, ammonia n., -ite suffix1.
Etymology: < ox- (in oxalo- comb. form) + amm- (in ammonia n.) + -ite suffix1. N.E.D. (1904) gives the pronunciation as (ǫ·ksăməit) /ˈɒksəmaɪt/.
Mineralogy.
Native ammonium oxalate, NH4CO·CONH4, an orthorhombic mineral occurring as colourless to yellowish-white lamellar masses in guano deposits.
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the world > the earth > minerals > types of mineral > oxides and hydroxides > [noun] > other oxides > oxides of two elements
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1870 C. U. Shepard in Rural Carolinian 1 471 Oxalate of ammonia in very delicate but perfect crystals, which, as it has not been recognized before as a natural substance, may receive the name of Oxammite.
1892 E. S. Dana J. D. Dana's Syst. Mineral. (ed. 6) 994 Oxammite..[is] found with mascagnite, which it resembles.
1951 Amer. Mineralogist 36 590 (heading) Taylorite, mascagnite, aphthitalite, lecontite, and oxammite from guano.
1981 Nat. Resources & Devel. 13 124 The whitish and colourless crystal aggregates that occur in the unconsoldiated guano consist for the most part of oxammite.
This entry has been updated (OED Third Edition, March 2005; most recently modified version published online March 2022).
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n.1870
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